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Class Information
Number: 368/310
Name: Horology: time measuring systems or devices > Cases > With front or back details > Of screw-threading to case center
Description: Subject matter comprising front or back means for screwing the front or back to the central movement-holding ring.

Patents under this class:

Patent Number	Title Of Patent	Date Issued
7445376	Timepiece having glass and glass-holding member removable as a unit from case band	Nov. 4, 2008
7399115	Watchcase including a back cover and method for fixing a back cover on a watch case	Jul. 15, 2008
6761479	Device for adjusting the alignment of a back cover screwed onto the middle part of a watchcase with respect to a 12 o'clock--6 o'clock axis	Jul. 13, 2004
4845694	Battery cap for a watch case	Jul. 4, 1989
4391533	Back cover fixing structure for wristwatch	Jul. 5, 1983